feat(rdb): add troubleshooting index (#4628)

Author: ldecarvalho-doc

pages/managed-databases-for-postgresql-and-mysql/troubleshooting/disk-full.mdx

@@ -1,9 +1,9 @@
 ---
 meta:
-  title: Dealing with disk_full mode in a Database Instance
+  title: Dealing with the disk_full mode in a Database Instance
   description: Troubleshoot disk full issues for PostgreSQL and MySQL databases.
 content:
-  h1: Dealing with disk_full mode in a Database Instance
+  h1: Dealing with the disk_full mode in a Database Instance
   paragraph: Troubleshoot disk full issues for PostgreSQL and MySQL databases.
 tags: disk-full databases
 dates:

pages/managed-databases-for-postgresql-and-mysql/troubleshooting/index.mdx

@@ -1,8 +1,63 @@
 ---
 meta:
-  title: Managed Database for PostgreSQL and MySQL - Troubleshooting
-  description: Troubleshoot common issues with PostgreSQL and MySQL databases.
+  title: Managed Databases for PostgreSQL and MySQL - Troubleshooting
+  description: Find troubleshooting resources for resolving issues with Managed Databases for PostgreSQL and MySQL.
 content:
-  h1: Managed Database for PostgreSQL and MySQL - Troubleshooting
-  paragraph: Troubleshoot common issues with PostgreSQL and MySQL databases.
----
+  paragraph: Find troubleshooting resources for resolving issues with Managed Databases for PostgreSQL and MySQL.
+dates:
+  posted: 2025-14-03
+categories:
+  - managed-databases
+---
+
+<ProductHeader
+  productName="Managed Databases for PostgreSQL and MySQL troubleshooting"
+  productLogo="managedDatabase"
+  description="Discover how to solve the most common issues in Scaleway Managed Databases for PostgreSQL and MySQL."
+/>
+
+## Featured Pages
+
+<Grid>
+    <DefaultCard
+      title="Managed Databases for PostgreSQL and MySQL FAQ"
+      description="General info on Managed Databases"
+      url="/faq/databases-for-postgresql-and-mysql/"
+      label="See more"
+    />
+    <DefaultCard
+      title="How to apply scheduled maintenance to a Database Instance"
+      description="Manage scheduled maintenance"
+      url="/managed-databases-for-postgresql-and-mysql/how-to/apply-maintenance/"
+      label="See more"
+    />
+    <DefaultCard
+      title="Security and Reliability"
+      description="Best practices for security"
+      url="/managed-databases-for-postgresql-and-mysql/reference-content/security-and-reliability/"
+      label="See more"
+    />
+</Grid>
+<Grid>
+    <DefaultCard
+      title="PostgreSQL extensions reference"
+      description="Learn more about the PostgreSQL extensions"
+      url="/managed-databases-for-postgresql-and-mysql/reference-content/postgresql-extensions/"
+      label="See more"
+    />
+    <DefaultCard
+      title="Understanding the autohealing feature"
+      description="Learn more about the autohealing feature"
+      url="/managed-databases-for-postgresql-and-mysql/reference-content/autohealing"
+      label="See more"
+    />
+</Grid>
+
+## Managed Databases for PostgreSQL and MySQL troubleshooting pages
+
+- [Dealing with Database Instance unavailability](/managed-databases-for-postgresql-and-mysql/troubleshooting/database-instance-unavailable/)
+- [Dealing with Database Instance connectivity issues](/managed-databases-for-postgresql-and-mysql/troubleshooting/database-instance-connectivity-issues/)
+- [Dealing with Database Instance performance issues](/managed-databases-for-postgresql-and-mysql/troubleshooting/database-instance-performance-issues/)
+- [Dealing with the disk_full mode in a Database Instance](/managed-databases-for-postgresql-and-mysql/troubleshooting/disk-full/)
+- [Dealing with common PostgreSQL extension errors](/managed-databases-for-postgresql-and-mysql/troubleshooting/extension-errors/)
+